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-rw-r--r--include/linux/sched.h2
-rw-r--r--kernel/acct.c24
2 files changed, 13 insertions, 13 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h
index d8429dc250f0..8d11d9310db0 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -362,6 +362,8 @@ struct pacct_struct {
int ac_flag;
long ac_exitcode;
unsigned long ac_mem;
+ cputime_t ac_utime, ac_stime;
+ unsigned long ac_minflt, ac_majflt;
};
/*
diff --git a/kernel/acct.c b/kernel/acct.c
index 4c85fdf615da..368c4f03fe0e 100644
--- a/kernel/acct.c
+++ b/kernel/acct.c
@@ -428,7 +428,6 @@ static void do_acct_process(struct file *file)
u64 elapsed;
u64 run_time;
struct timespec uptime;
- unsigned long jiffies;
/*
* First check to see if there is enough free_space to continue
@@ -469,12 +468,6 @@ static void do_acct_process(struct file *file)
#endif
do_div(elapsed, AHZ);
ac.ac_btime = xtime.tv_sec - elapsed;
- jiffies = cputime_to_jiffies(cputime_add(current->utime,
- current->signal->utime));
- ac.ac_utime = encode_comp_t(jiffies_to_AHZ(jiffies));
- jiffies = cputime_to_jiffies(cputime_add(current->stime,
- current->signal->stime));
- ac.ac_stime = encode_comp_t(jiffies_to_AHZ(jiffies));
/* we really need to bite the bullet and change layout */
ac.ac_uid = current->uid;
ac.ac_gid = current->gid;
@@ -497,16 +490,16 @@ static void do_acct_process(struct file *file)
read_unlock(&tasklist_lock);
spin_lock(&current->sighand->siglock);
+ ac.ac_utime = encode_comp_t(jiffies_to_AHZ(cputime_to_jiffies(pacct->ac_utime)));
+ ac.ac_stime = encode_comp_t(jiffies_to_AHZ(cputime_to_jiffies(pacct->ac_stime)));
ac.ac_flag = pacct->ac_flag;
ac.ac_mem = encode_comp_t(pacct->ac_mem);
+ ac.ac_minflt = encode_comp_t(pacct->ac_minflt);
+ ac.ac_majflt = encode_comp_t(pacct->ac_majflt);
ac.ac_exitcode = pacct->ac_exitcode;
spin_unlock(&current->sighand->siglock);
ac.ac_io = encode_comp_t(0 /* current->io_usage */); /* %% */
ac.ac_rw = encode_comp_t(ac.ac_io / 1024);
- ac.ac_minflt = encode_comp_t(current->signal->min_flt +
- current->min_flt);
- ac.ac_majflt = encode_comp_t(current->signal->maj_flt +
- current->maj_flt);
ac.ac_swaps = encode_comp_t(0);
/*
@@ -532,6 +525,7 @@ static void do_acct_process(struct file *file)
void acct_init_pacct(struct pacct_struct *pacct)
{
memset(pacct, 0, sizeof(struct pacct_struct));
+ pacct->ac_utime = pacct->ac_stime = cputime_zero;
}
/**
@@ -555,7 +549,7 @@ void acct_collect(long exitcode, int group_dead)
up_read(&current->mm->mmap_sem);
}
- spin_lock(&current->sighand->siglock);
+ spin_lock_irq(&current->sighand->siglock);
if (group_dead)
pacct->ac_mem = vsize / 1024;
if (thread_group_leader(current)) {
@@ -569,7 +563,11 @@ void acct_collect(long exitcode, int group_dead)
pacct->ac_flag |= ACORE;
if (current->flags & PF_SIGNALED)
pacct->ac_flag |= AXSIG;
- spin_unlock(&current->sighand->siglock);
+ pacct->ac_utime = cputime_add(pacct->ac_utime, current->utime);
+ pacct->ac_stime = cputime_add(pacct->ac_stime, current->stime);
+ pacct->ac_minflt += current->min_flt;
+ pacct->ac_majflt += current->maj_flt;
+ spin_unlock_irq(&current->sighand->siglock);
}
/**